Home / 268,934.58-371,130.26-148,084.20

Finding the Fourth Proportional to 268,934.58, 371,130.26 and 148,084.20

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Solution

The fourth proportional to 268,934.58, 371,130.26 and 148,084.20 is: 204,356.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,934.58 : 371,130.26 = 148,084.20 : x
  2. Step 2: Convert to fraction form
    268,934.58/371,130.26 = 148,084.20/x
  3. Step 3: Cross multiply
    268,934.58x = 371,130.26 × 148,084.20
  4. Step 4: Simplify right side
    268,934.58x = 54,958,526,907.47
  5. Step 5: Solve for x
    x = 54,958,526,907.47/268,934.58
  6. Step 6: Final answer
    x = 204,356.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.